k8s 1.20 removed support for selfLinks, but we need it for one more release.
$ oc get clusterversion NAME VERSION AVAILABLE PROGRESSING SINCE STATUS version 4.7.0-0.nightly-2021-01-10-070949 True False 5m39s Cluster version is 4.7.0-0.nightly-2021-01-10-070949 $ oc get pod kube-apiserver-operator-6867c9c6b6-kpp9s -n openshift-kube-apiserver-operator -o yaml | grep -B1 '1.20' - name: OPERAND_IMAGE_VERSION value: 1.20.0-beta.2 $ oc get pod kube-apiserver-operator-6867c9c6b6-kpp9s -n openshift-kube-apiserver-operator -o yaml | grep -i selflink selfLink: /api/v1/namespaces/openshift-kube-apiserver-operator/pods/kube-apiserver-operator-6867c9c6b6-kpp9s We can see the selfLink is reserved, move the bug VERIFIED.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2020:5633